ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C44H79NO3/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-35-39-45(43(46)41-37-33-34-38-42(41)44(47)48)40-36-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h33-34,37-38H,3-32,35-36,39-40H2,1-2H3,(H,47,48)/file?format=sdf&get3d=True  -- InChI=1S/C44H79NO3/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-35-39-45(43(46)41-37-33-34-38-42(41)44(47)48)40-36-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h33-34,37-38H,3-32,35-36,39-40H2,1-2H3,(H,47,48) could not be loaded.